| FLOWSERVE MANAGEMENT COMPANY Patent applications |
| Patent application number | Title | Published |
|---|
| 20120097873 | SEAL-LESS VALVES - A valve assembly including a valve body, an outer housing having rotating shaft containing magnets and being driven by a motor, an inner housing statically sealed to the valve body, and an actuation system enclosed within the inner housing, the actuation system having magnets that are induced by magnetic field created by the rotating shaft magnets. | 04-26-2012 |
| 20120080622 | NON-CONTACT TORQUE SENSING FOR VALVE ACTUATORS - Non-contact torque, thrust, strain, and other data sensing of a valve actuator or valve is disclosed. A sensor may include a surface acoustic wave device. | 04-05-2012 |
| 20120025121 | PRESSURE-BALANCED CONTROL VALVES - A valve assembly comprises a valve body comprising a plug chamber. A static seal is disposed adjacent an inner sidewall of the plug chamber, and a plug comprising a plug head is moveably positioned within the plug chamber, the plug head being configured to contact the static seal only when the plug is adjacent to a seat ring. Methods of using a valve and methods of forming a valve assembly are also disclosed. | 02-02-2012 |
| 20110259125 | LOAD MEASUREMENT METHOD AND DEVICE - A device for axial load measurement on a mechanical control device having a rotating shaft may be used to derive a torque measurement. A mechanical control device may comprise a valve actuator for fluid flow control devices. The load measurement device may include a beam operatively connected to a rotatable shaft and configured to deform under axial displacement of the shaft. A sensor may be coupled with the at least one beam and configured to produce an output signal related to the axial displacement of the shaft. The beam may be retained between two bearings on the rotatable shaft at a first end, and fixed to a housing of the mechanical control device at a second end. The first end of the beam may displace axially with the rotatable shaft. The beam may comprise a discrete segment of a uniform width and thickness. | 10-27-2011 |
| 20110176941 | POWER PLUG SYSTEM FOR SUBMERSIBLE PUMP SYSTEM - A power plug system for use with a submersible pump. One embodiment comprises a male plug end, a female plug end, and a plurality of seals. The male plug end comprises a housing and a conductive sleeve. The housing receives an electrically conductive cable and conducts an electric current from the cable to the conductive sleeve. The female plug end comprises a housing, a conductive pin, and a female plug sleeve. The conductive sleeve is radially sealable within the female plug end through a plug end seal of the plurality of seals. The conductive sleeve and the conductive pin are conductively connectable. The female plug sleeve is radially sealable within a complementary plug end through a female plug sleeve seal of the plurality of seals. The conductive pin conductively connects to a conductive lead of the complementary plug end with insertion of the female plug sleeve therein. | 07-21-2011 |
| 20110175006 | VARIABLE SPEED ACTUATOR - A valve actuator including an electric motor is disclosed that includes a solid-state motor controller capable of operating a motor at variable speeds and a gear set that provides inherent braking. The speed and torque of the valve actuator may be selected. The speed and torque experienced by a valve may be varied over the length of a valve stroke. The valve actuator may include logic sufficient to act as a process controller. | 07-21-2011 |
| 20110123374 | COMPENSATOR ASSEMBLY FOR SUBMERSIBLE PUMP SYSTEM - A submersible pump system with a pump, motor and compensator assembly. In one embodiment, the compensator assembly is made up of multiple elastomeric compensators and a housing. The elastomeric compensators, which are made up of an engaging end, a floating end and a series of alternating crests and grooves, may contain motor cooling liquid. The crests and grooves extend along the compensator's longitudinal axis. The compensators possess a degree of elasticity sufficient for a width of at least one of the respective grooves to expand and contract along with the motor cooling liquid. The crests slide along an interior wall of the housing, while the floating end moves within the housing in cooperation with expansion and contraction of the width of at least one of the grooves. | 05-26-2011 |
| 20110114863 | Butterfly Valve, Valve Seat and Valve Seat Retainer - Butterfly valves comprise a valve seat comprising a generally S-shaped cross-section and a valve seat retainer configured with appropriately shaped cooperating surfaces. Fluid control systems comprising such a butterfly valve are also disclosed. | 05-19-2011 |
| 20110100490 | NOISE REDUCING FLUID PASSAGEWAYS FOR FLUID FLOW CONTROL DEVICES - Trim disk assemblies for use in fluid flow control devices include a first disk and a second disk. An elongated void is formed in a surface of each of the first disk and the second disk. The second disk is aligned with the first disk to provide fluid communication between the void of the first disk and the void of the second disk, the void of the first disk being offset or staggered from the void of the second disk. The void of the first disk and the void of the second disk at least partially define a fluid passageway having a cross-sectional area characterized by increases and decreases in cross-sectional area, which define an expansion/contraction mechanism of the fluid passageway. | 05-05-2011 |
| 20110017309 | PUMP WITH INTEGRAL CAISSON DISCHARGE - A caisson for submersible pumps and method of operating a pump that is fluidly cooperative with the caisson. The pump discharge and the caisson are fluidly coupled to one another such that upon discharge of a fluid being pumped, the caisson acts as the fluid conduit, thereby removing the need for redundant riser pipes. In one form, the pump is a seawater lift pump for use with floating production storage and offloading (FPSO), offshore platforms or related structures. | 01-27-2011 |
| 20100300542 | FLUID FLOW CONTROL DEVICES AND SYSTEMS, AND METHODS OF FLOWING FLUIDS THERETHROUGH - Fluid flow control devices comprise a body including a central aperture extending along a longitudinal axis therethrough and a plurality of channels extending from an outer sidewall of the body to an inner sidewall of the body. At least one first channel may intersect at least one other channel. Fluid flow control systems, methods of forming fluid flow control devices, and methods of flowing a fluid through a fluid flow control device are also disclosed. | 12-02-2010 |
| 20100175768 | NOISE REDUCING FLUID PASSAGEWAYS FOR FLUID FLOW CONTROL DEVICES - Trim disk assemblies for use in fluid flow control devices include a first disk and a second disk. An elongated void is formed in a surface of each of the first disk and the second disk. The second disk is aligned with the first disk to provide fluid communication between the void of the first disk and the void of the second disk, the void of the first disk being offset or staggered from the void of the second disk. The void of the first disk and the void of the second disk at least partially define a fluid passageway having a cross-sectional area characterized by increases and decreases in cross-sectional area, which define an expansion/contraction mechanism of the fluid passageway. | 07-15-2010 |
| 20090189110 | VALVE ACTUATORS HAVING MAGNETIC ANGLE SENSORS AND SYSTEMS INCLUDING SAME - A valve actuator including a magnetic angle sensor is disclosed. The magnetic angle sensor may function as an absolute position encoder. The magnetic angle sensor may also function as an incremental position encoder. The magnetic angle sensor may generate angular velocity data. The magnetic angle sensor may be used in quarter-turn and single-turn rotary valve actuators. The magnetic angle sensor may also be used in multi-turn rotary and linear valve actuators. | 07-30-2009 |
| 20080288115 | INTELLIGENT PUMP SYSTEM - The present invention is a controller specifically for pumps, making the benefits of variable frequency drive (VFD) technology more accessible to pump users. The present invention incorporates pump-specific system optimization software, an industrial grade drive, and a menu-driven user interface, offering protection, reliability, and ease of use not possible with other variable frequency drives. | 11-20-2008 |
| 20080277609 | Non-contact torque sensing for valve actuators - Non-contact torque, thrust, strain, and other data sensing of a valve actuator or valve is disclosed. A sensor may include a surface acoustic wave device. | 11-13-2008 |
